. >> the weekend is shop maryland energy. it will not have to pay the 6% sales tax on certain energy star appliances. the idea is for consumers to be more green. this is the third year for the program. for more information about what products qualify, you can go to our website, wbaltv.com and click on consumer alert. next, many people have an allergy to peanuts and that can be deadly for some. >> how close doctors are to finding a cure. in a special medical alert. >> a cold front is moving through and maybe some snow. insta-weatherplus is next. 48 at the airport. 51 downtown. >> the u.s. geological survey detected a 4.9 earthquake in our career. no one is confirming whether it to conducted its anticipated third nuclear test. >> a minuscule amount of a single peanut could be enough to trigger a serious, even fatal reaction to someone who is allergic. there are millions of sufferers. could there be a cure? he may become a believer after meeting johnny gossett. he is a normal teenager. he is a good student and studies hard and a